manMadeModification

URI: https://gptkb.org/prop/manMadeModification
3 triples
GPTKB property
Random triples
Subject Object
gptkb:Castle_Semple_Loch enlarged in 18th century
gptkb:Chicago_River gptkb:Chicago_Sanitary_and_Ship_Canal
gptkb:Chicago_River reversal of flow (1900)